A container view that defines its content as a function of its own size and coordinate space. Returns a flexible preferred size to its parent layout.
It's a component of Apple's SwiftUI language.
Learn more from Apple's documentation
Questions tagged [geometryreader]
184 questions
3
votes
0 answers
Set proportional width in SwiftUI
I've developed this component in SwiftUI:
let rows: [RowModel] = [RowModel(type: "single",
field: "single line field",
value: "Value 1"),
RowModel(type:…
Wonton
- 1,033
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- 33
3
votes
2 answers
Additional safe area on NavigationView in SwiftUI
I am building a SwiftUI app where I have an overlay that is conditionally shown across my entire application like this:
@main
struct MyApp: App {
var body: some Scene {
WindowGroup {
NavigationView {
…
BlackWolf
- 5,239
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3
votes
0 answers
SwiftUI: set cell view height from cell not working if using GeometryReader?
I have the following code:
struct TestListView: View {
var body: some View {
Text("the list view")
VStack {
List {
ForEach(0..<10) { n in
CellView(number: n)
…
zumzum
- 17,984
- 26
- 111
- 172
3
votes
2 answers
How can we make a Custom GeometryReader in SwiftUI?
I was wondering how GeometryReader works under cover, and I am interested to build a custom GeometryReader for learning purpose!
Frankly I think every single view that we use in body is kind of GeometryReaderView with this difference that they do…
ios coder
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3
votes
2 answers
SwiftUI - Drawing (curved) paths between views
In very basic terms, in my Android app, I have a screen that draws circles and then connects them with curved lines.
I am trying to recreate this in SwiftUI.
I found this question that seems very similar to what I am looking for, but unfortunately…
Big_Chair
- 2,781
- 3
- 31
- 58
3
votes
1 answer
SwiftUI: how to use .overlay with GeometryReader in this instance?
I know that it's common to use .background or .overlay to wrap a GeometryReader so that it doesn't modify parent views, but in this instance I don't have any views in the VStack to attach .background or .overlay to. I tried using an EmptyView then…
GarySabo
- 5,806
- 5
- 49
- 124
3
votes
1 answer
How to cut an image into 2 using SwiftUI
I have an image like this
I'd like to split it into 2 pieces across the center using SwiftUI. Leaving me with 2 separate images that I can access. However I can't figure out how to split the original into a top and bottom piece. The two pieces must…
telaCode
- 159
- 11
3
votes
0 answers
How to show a different layout in 2/3 Split View on iPad (SwiftUI)
I can't understand how to solve this problem...
I want to show a different layout only when my app is opened in 2/3 Split View on iPad...here's some images to let you understand better...
This is the correct layout when the app is in full…
pierofrezza
- 59
- 8
3
votes
1 answer
SwiftUI: height and spacing of Views in GeometryReader within a ScrollView
ScrollView {
VStack() {
ForEach(0 ..< 5) { item in
Text("Hello There")
.font(.largeTitle)
}
}
}
The above code results in this:
When we add a GeometryReader, the views lose their sizing and…
RanLearns
- 4,086
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- 81
3
votes
1 answer
Using geometry reader to Center the Rectangle
I'm trying to use GeometryReader to make a Card View (to use in a card game).
This Card is going to have 3 Shapes on it.
I'm trying to center these 3 Shapes using GeometryReader (starting with the first shape, Rectangle), but it doesn't work.
What…
user14119170
- 1,191
- 3
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3
votes
2 answers
Observe frame changes in SwiftUI
I have view that can be dragged and dropped on top of other views (lets say categories). To detect which category view I'm on top of, I store their frames in a frames array, which happens in onAppear of their invisible overlays. (This is based on…
hoshy
- 481
- 6
- 15
3
votes
2 answers
SwiftUI ScrollView won't center content with GeometryReader
I have a horizontal ScrollView in SwiftUI that I would like to 'dynamically' center. the content within the scrollview will be a dynamic chart, and the user can change the width of it by changing years (5, 10, 15 year chart grows…
steverngallo
- 121
- 1
- 10
3
votes
1 answer
"Type '()' cannot conform to 'View'; only struct/enum/class types can conform to protocols"
EDIT: Explanation to the problem
This code is producing an error where the poster doesn't know how to solve it.
This is a new edit of the previous post.
I received the error on >Geometry Reader. This post includes all of the code. This new post…
Sydney
- 43
- 1
- 5
3
votes
2 answers
SwiftUI erroneous vertical alignment of overlay when using GeometryReader
I have an overlay view that I want to appear hugging the top edge of its parent view (aligned vertically to top not center, see snapshot B) and have the ability to semi-hide it when tapped (move it up so that it doesn't obscure its parent view, and…
andrewz
- 4,729
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- 67
3
votes
1 answer
GeometryReader Takes Extra Space in SwiftUI
The code below is to create a custom button
import SwiftUI
let skyBlue = Color(red: 75/255, green: 170/255, blue: 193/255)
struct RegisterButtonView: View {
var body: some View {
GeometryReader { geo in
HStack {
…
Lance Chan
- 31
- 1
- 2